/// <summary>
/// 克隆后续的活动并且连线
/// </summary>
/// <param name="endActivity"></param>
/// <param name="context"></param>
/// <param name="operationType"></param>
private void GenerateSubActivitiesDescriptors(IWfProcess processInstance, IWfActivityDescriptor endActivity, IWfActivityDescriptor lastActDesp, WfCopyMainStreamContext context, WfControlOperationType operationType)
{
foreach (WfCopyMainStreamSubActivityNode subNode in this.ToActivities)
{
IWfActivityDescriptor targetActDesp = null;
if (subNode.ActivityNode.NeedCopy)
{
if (context.ClonedActivities.TryGetValue(subNode.ActivityNode.TemplateActivityDescriptor.Key, out targetActDesp) == false)
{
targetActDesp = subNode.ActivityNode.CreateClonedActivityDescriptor(processInstance, context, operationType);
context.ClonedActivities.Add(subNode.ActivityNode.TemplateActivityDescriptor.Key, targetActDesp);
}
}
else
{
targetActDesp = subNode.ActivityNode.OriginalActivityDescriptor;
//targetActDesp = subNode.ActivityNode.TemplateActivityDescriptor;
}
//本身是复制点，则必须复制线
if (this.NeedCopy)
{
WfTransitionDescriptor clonedTransition = (WfTransitionDescriptor)((WfTransitionDescriptor)subNode.FromTransition).Clone();
//沈峥注释，2015-6-25，FindNotUsedTransitionKey应该从实例流程查找
//if (clonedTransition.Key.IsNullOrEmpty())
// clonedTransition.Key = subNode.ActivityNode.TemplateActivityDescriptor.Process.FindNotUsedTransitionKey();
if (clonedTransition.Key.IsNullOrEmpty())
{
clonedTransition.Key = endActivity.Process.FindNotUsedTransitionKey();
}
if (this.IsEndActivity)
{
string targetAssociatedKey = null;
//沈峥调整，2015-1-24，目标点非Clone点且是加签点
if (targetActDesp.ClonedKey.IsNullOrEmpty() && targetActDesp.GetAssociatedActivity() != null)
{
targetAssociatedKey = targetActDesp.GetAssociatedActivity().Key;
}
if (lastActDesp != null && targetAssociatedKey != null && lastActDesp.GetAssociatedActivity().Key == targetAssociatedKey)
{
targetActDesp = lastActDesp;
}
}
endActivity.ToTransitions.AddTransition(targetActDesp, clonedTransition);
}
subNode.ActivityNode.GenerateSubActivitiesDescriptors(processInstance, targetActDesp, lastActDesp, context, operationType);
}
}
private static IWfTransitionDescriptor JoinOriginalActivityToClonedActivity(IWfActivityDescriptor originalActDesp, IWfActivityDescriptor clonedActDesp, IWfTransitionDescriptor transitionTemplate)
{
WfTransitionDescriptor newTransition = (WfTransitionDescriptor)originalActDesp.ToTransitions.AddForwardTransition(clonedActDesp);
//将新添加的线的属性设置为原来线的属性
//string newKey = newTransition.Key;
newTransition.Properties.ReplaceExistedPropertyValues(transitionTemplate.Properties);
//newTransition.Key = newKey;
newTransition.IsBackward = false;
newTransition.DefaultSelect = true;
return(newTransition);
}
private static void AdjustTemplateActivityToTransitions(IWfActivityDescriptor templateActDesp,
IWfActivityDescriptor secondSecretaryActDesp,
IEnumerable <IWfTransitionDescriptor> originalToTransitions)
{
templateActDesp.ToTransitions.Clear();
foreach (IWfTransitionDescriptor transition in originalToTransitions)
{
WfTransitionDescriptor clonedTransition = (WfTransitionDescriptor)((WfTransitionDescriptor)transition).Clone();
clonedTransition.Key = templateActDesp.Process.FindNotUsedTransitionKey();
((WfTransitionDescriptor)clonedTransition).ConnectActivities(templateActDesp, secondSecretaryActDesp);
}
}
/// <summary>
///
/// </summary>
/// <param name="actKey"></param>
/// <returns></returns>
private IWfTransitionDescriptor GetTransitionByToActivity(string actKey)
{
ExceptionHelper.CheckStringIsNullOrEmpty(actKey, "actKey");
WfTransitionDescriptor result = null;
foreach (WfTransitionDescriptor transition in base.List)
{
if (transition.ToActivity.Key == actKey)
{
result = transition;
break;
}
}
return(result);
}
public override IDictionary <string, object> Serialize(object obj, JavaScriptSerializer serializer)
{
WfTransitionDescriptor transitionDesp = (WfForwardTransitionDescriptor)obj;
IDictionary <string, object> dictionary = base.Serialize(obj, serializer);
DictionaryHelper.AddNonDefaultValue <string, object>(dictionary, "Priority", transitionDesp.Priority);
DictionaryHelper.AddNonDefaultValue <string, object>(dictionary, "DefaultSelect", transitionDesp.DefaultSelect);
DictionaryHelper.AddNonDefaultValue <string, object>(dictionary, "__type", transitionDesp.GetType().AssemblyQualifiedName);
dictionary.Add("ToActivityKey", transitionDesp.ToActivityKey);
dictionary.Add("FromActivityKey", transitionDesp.FromActivityKey);
DictionaryHelper.AddNonDefaultValue <string, object>(dictionary, "Condition", ((WfForwardTransitionDescriptor)transitionDesp).Condition);
dictionary.Add("Variables", transitionDesp.Variables);
return(dictionary);
}
/// <summary>
/// 添加同意和不同意的出线
/// </summary>
/// <param name="currentActDesp"></param>
private static void AddAgreeAndDisagreeLine(IWfActivityDescriptor currentActDesp, IWfActivityDescriptor nextActDesp, IWfBranchProcessTemplateDescriptor template)
{
IWfActivityDescriptor completedActDesp = currentActDesp.Process.CompletedActivity;
WfTransitionDescriptor agreeTransition = (WfTransitionDescriptor)currentActDesp.ToTransitions.AddForwardTransition(nextActDesp);
agreeTransition.Name = template.Properties.GetValue("AgreeLineName", "同意");
agreeTransition.DefaultSelect = true;
agreeTransition.AffectProcessReturnValue = true;
agreeTransition.AffectedProcessReturnValue = true;
agreeTransition.Priority = 0;
WfTransitionDescriptor disagreeTransition = (WfTransitionDescriptor)currentActDesp.ToTransitions.AddForwardTransition(completedActDesp);
disagreeTransition.Name = template.Properties.GetValue("DisagreeLineName", "不同意");
disagreeTransition.Priority = 1;
disagreeTransition.AffectProcessReturnValue = true;
disagreeTransition.AffectedProcessReturnValue = false;
}
public override object Deserialize(IDictionary <string, object> dictionary, Type type, JavaScriptSerializer serializer)
{
WfTransitionDescriptor transitionDesp = (WfTransitionDescriptor)base.Deserialize(dictionary, type, serializer);
transitionDesp.ToActivityKey = DictionaryHelper.GetValue(dictionary, "ToActivityKey", string.Empty);
transitionDesp.FromActivityKey = DictionaryHelper.GetValue(dictionary, "FromActivityKey", string.Empty);
if (dictionary.ContainsKey("Condition"))
{
transitionDesp.Condition = JSONSerializerExecute.Deserialize <WfConditionDescriptor>(dictionary["Condition"]);
transitionDesp.Condition.Owner = transitionDesp;
}
WfVariableDescriptorCollection variables = JSONSerializerExecute.Deserialize <WfVariableDescriptorCollection>(dictionary["Variables"]);
transitionDesp.Variables.Clear();
transitionDesp.Variables.CopyFrom(variables);
return(transitionDesp);
}
protected override void OnModifyWorkflow(WfExecutorDataContext dataContext)
{
this.TargetActivity.Process.Committed = true;
IWfProcess process = TargetActivity.Process;
WfRuntime.ProcessContext.BeginChangeActivityChangingContext();
try
{
WfRuntime.ProcessContext.ActivityChangingContext.CreatorInstanceID = TargetActivity.ID;
WfRuntime.ProcessContext.ActivityChangingContext.AssociatedActivityKey =
TargetActivity.Descriptor.AssociatedActivityKey.IsNotEmpty() ?
TargetActivity.Descriptor.AssociatedActivityKey : TargetActivity.Descriptor.Key;
//string activityKey = process.Descriptor.FindNotUsedActivityKey();
//WfActivityDescriptor actDesp = new WfActivityDescriptor(activityKey);
//actDesp.Name = "会签";
var toReturnTrans = process.CurrentActivity.Descriptor.ToTransitions.FindAll(t => t.IsBackward == true);
WfActivityDescriptor actDesp = process.CurrentActivity.Descriptor.Clone() as WfActivityDescriptor;
actDesp.ActivityType = WfActivityType.NormalActivity;
actDesp.Properties.SetValue("AutoMoveAfterPending", false);
actDesp.ClonedKey = process.CurrentActivity.Descriptor.Key;
actDesp.BranchProcessTemplates.Clear();
process.CurrentActivity.Append(actDesp);
foreach (WfTransitionDescriptor t in toReturnTrans)
{
WfTransitionDescriptor trans = t.Clone() as WfTransitionDescriptor;
if (t.FromActivityKey == t.ToActivityKey)
{
trans.JoinActivity(actDesp, actDesp);
}
else
{
trans.JoinActivity(actDesp, t.ToActivity);
}
actDesp.ToTransitions.Add(trans);
}
//添加子流程
WfTransferParams tp = new WfTransferParams(actDesp);
tp.Assignees.CopyFrom(Assignees);
tp.BranchTransferParams.Add(new WfBranchProcessTransferParams(
WfTemplateBuilder.CreateDefaultConsignTemplate(
"WfConsignProcessTemplateDescriptorKey",
this.Sequence,
this.BlockingType,
this.ConsignUsers)));
if (this.CirculateUsers.Count <IUser>() > 0)
{
tp.BranchTransferParams.Add(new WfBranchProcessTransferParams(
WfTemplateBuilder.CreateDefaultCirculationTemplate(
"WfCirculationProcessTemplateDescriptorKey",
this.CirculateUsers)));
}
WfRuntime.ProcessContext.AfterStartupBranchProcess += new WfAfterStartupBranchProcessHandler(WfActivityRelativeExecutorBase.AfterStartupBranchProcess);
process.MoveTo(tp);
}
finally
{
WfRuntime.ProcessContext.RestoreChangeActivityChangingContext();
}
}
/// <summary>
/// 将MainStreamContext中的活动，复制到某个活动后
/// </summary>
/// <param name="processInstance"></param>
/// <param name="activityToAppend"></param>
/// <param name="context"></param>
/// <param name="operationType"></param>
/// <returns>返回的第一个Clone活动的出线</returns>
public IWfTransitionDescriptor GenerateCopiedActivitiesDescriptors(IWfProcess processInstance, IWfActivityDescriptor activityToAppend, WfCopyMainStreamContext context, WfControlOperationType operationType)
{
IWfTransitionDescriptor resultTransition = null;
CloneRelativeActivities(activityToAppend.ProcessInstance, context, operationType);
IWfActivityDescriptor clonedActDesp = null;
if (context.ClonedActivities.TryGetValue(this._TemplateActivityDescriptor.Key, out clonedActDesp))
{
//如果本活动是模板生成的动态活动，且退件的目标不是模板，则删除后续的动态活动
if (activityToAppend.GeneratedByTemplate && clonedActDesp.GeneratedByTemplate == false)
{
IWfTransitionDescriptor templateTransition = activityToAppend.ToTransitions.Find(t => t.GeneratedByTemplate);
while (templateTransition != null)
{
IWfActivityDescriptor actDesp = templateTransition.ToActivity;
//如果线的目标活动是动态活动，则删除，否则忽略
if (actDesp.GeneratedByTemplate)
{
actDesp.Instance.Delete();
}
templateTransition = templateTransition.ToActivity.ToTransitions.Find(t => t.GeneratedByTemplate);
}
}
IWfTransitionDescriptor lastTransition = context.EntryTransition;
if (lastTransition == null)
{
lastTransition = activityToAppend.ToTransitions.GetAllCanTransitForwardTransitions().FindDefaultSelectTransition();
}
IWfActivityDescriptor lastActDesp = null;
if (lastTransition != null)
{
lastActDesp = lastTransition.ToActivity;
}
string entryTransitionKey = (lastTransition != null) ? lastTransition.Key : string.Empty;
//将第一个克隆的活动与原流程的某一个活动关联。
//保留退回线
IList <IWfTransitionDescriptor> originalBackwardTransitions = activityToAppend.ToTransitions.FindAll(t => t.IsBackward);
activityToAppend.ToTransitions.Clear();
foreach (WfTransitionDescriptor t in originalBackwardTransitions)
{
WfTransitionDescriptor newBackwardTransition = (WfTransitionDescriptor)t.Clone();
newBackwardTransition.Key = activityToAppend.Process.FindNotUsedTransitionKey();
activityToAppend.ToTransitions.AddTransition(t.ToActivity, newBackwardTransition);
}
//activityToAppend.ToTransitions.CopyFrom(originalBackwardTransitions);
IWfTransitionDescriptor newTransition = JoinOriginalActivityToClonedActivity(activityToAppend, clonedActDesp, lastTransition);
resultTransition = newTransition;
//将自动流转设置为False
if (clonedActDesp.Properties.GetValue("AutoMoveTo", false))
{
clonedActDesp.Properties.TrySetValue("AutoMoveTo", false);
}
GenerateSubActivitiesDescriptors(processInstance, clonedActDesp, lastActDesp, context, operationType);
}
return(resultTransition);
}
protected override IWfActivityDescriptor PrepareActivityDescriptor(IWfActivityDescriptor targetActDesp)
{
IWfProcessDescriptor processDesp = targetActDesp.Process;
string activityKey = processDesp.FindNotUsedActivityKey();
WfActivityDescriptor newActDesp = new WfActivityDescriptor(activityKey);
newActDesp.ActivityType = WfActivityType.NormalActivity;
//主线活动不应该有关联Key
newActDesp.AssociatedActivityKey = WfRuntime.ProcessContext.ActivityChangingContext.AssociatedActivityKey;
newActDesp.FromTransitions.Clear();
newActDesp.ToTransitions.Clear();
processDesp.Activities.Add(newActDesp);
newActDesp.Properties.SetValue("AutoMoveAfterPending", true);
IWfTransitionDescriptor defaultSelectTran = targetActDesp.ToTransitions.FindDefaultSelectTransition();
List <IWfTransitionDescriptor> movedTransitions = new List <IWfTransitionDescriptor>();
foreach (WfTransitionDescriptor t in targetActDesp.ToTransitions)
{
WfTransitionDescriptor cloneTransition = (WfTransitionDescriptor)t.Clone();
cloneTransition.Key = processDesp.FindNotUsedTransitionKey();
if (t.IsBackward == false)
{
cloneTransition.JoinActivity(newActDesp, t.ToActivity);
newActDesp.ToTransitions.Add(cloneTransition);
movedTransitions.Add(t);
t.ToActivity.FromTransitions.Remove(td => td.Key == t.Key);
t.ToActivity.FromTransitions.Add(cloneTransition);
if (t.Key == defaultSelectTran.Key)
{
t.Key = processDesp.FindNotUsedTransitionKey();
t.JoinActivity(targetActDesp, newActDesp);
newActDesp.FromTransitions.Add(t);
}
}
else
{
cloneTransition.JoinActivity(newActDesp, t.ToActivity);
newActDesp.ToTransitions.Add(cloneTransition);
movedTransitions.Add(t);
}
}
foreach (WfTransitionDescriptor t in movedTransitions)
{
targetActDesp.ToTransitions.Remove(t);
}
SetDynamicActivityProperties(targetActDesp, newActDesp);
IWfTransitionDescriptor newTransition = targetActDesp.ToTransitions.AddForwardTransition(newActDesp);
SetDynamicTransitionProperties(targetActDesp, newTransition);
return(newActDesp);
}
private WfActivityDescriptorCollection CreateActivities(WfTransitionDescriptorCollection fromTransitions, WfCreateActivityParamCollection capc, WfTransitionDescriptorCollection toTransitions)
{
WfActivityDescriptorCollection result = new WfActivityDescriptorCollection(this.Process);
IWfActivityDescriptor firstDynamicActivity = null;
IWfActivityDescriptor lastDynamicActivity = null;
WfCreateActivityParam lastCreatedActivityParam = null;
foreach (WfCreateActivityParam cap in capc)
{
WfActivityDescriptor actDesp = (WfActivityDescriptor)cap.Template.Clone();
actDesp.Process = this.Process;
string newActKey = "ND" + cap.ActivitySN;
if (this.Process.Activities.ContainsKey(newActKey))
{
newActKey = this.Process.FindNotUsedActivityKey();
}
actDesp.Key = newActKey;
cap.CreatedDescriptor = actDesp;
this.Process.Activities.Add(actDesp);
if (lastCreatedActivityParam != null)
{
lastCreatedActivityParam.DefaultNextDescriptor = actDesp;
}
lastCreatedActivityParam = cap;
if (this.IsMainStreamActivity == false && this.ProcessInstance != null)
{
WfActivityBase.CreateActivityInstance(actDesp, this.ProcessInstance);
}
if (firstDynamicActivity == null)
{
firstDynamicActivity = actDesp;
}
if (lastDynamicActivity != null)
{
WfTransitionDescriptor newTransition = (WfTransitionDescriptor)lastDynamicActivity.ToTransitions.AddForwardTransition(actDesp);
//如果不是第一个生成的活动
if (firstDynamicActivity != actDesp)
{
newTransition.GeneratedByTemplate = true;
newTransition.TemplateKey = this.Key;
}
}
lastDynamicActivity = actDesp;
result.Add(actDesp);
}
if (firstDynamicActivity != null && lastDynamicActivity != null)
{
SetEntryTransitionsProperties(firstDynamicActivity, fromTransitions);
if (lastCreatedActivityParam != null)
{
IWfTransitionDescriptor defaultTransition =
toTransitions.GetAllConditionMatchedTransitions().FindDefaultSelectTransition(true);
if (defaultTransition != null)
{
lastCreatedActivityParam.DefaultNextDescriptor = defaultTransition.ToActivity;
}
}
capc.AdjustTransitionsByTemplate(this.Key);
//如果在活动模板参数的最后一个活动没有配置出线，则使用默认的出线；否则使用配置的出线
if (lastDynamicActivity.ToTransitions.Count == 0)
{
SetExitTransitionsProperties(lastDynamicActivity, toTransitions);
}
else
{
lastDynamicActivity.ToTransitions.ForEach(t => SetDynamicTransitionProperties(null, t, this, false));
}
}
else
{
//当没有动态活动生成时，前后的活动直接串联到一起
JoinOriginalActivitiesAndSetProperties(fromTransitions, toTransitions);
}
//将模版点的进出线的Enabled都设置为False
fromTransitions.ForEach(t => ((WfTransitionDescriptor)t).Enabled = false);
toTransitions.ForEach(t => ((WfTransitionDescriptor)t).Enabled = false);
return(result);
}
